netsh interface ipv4 set address name="Local Area Connection" static 203.252.162.164 255.255.255.0 203.252.162.254 1 
netsh interface ipv4 set dnsserver name="Local Area Connection" static 202.30.38.1 primary
netsh interface ipv4 add dnsserver name="Local Area Connection" 168.126.63.1 index=2